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Finding the Fourth Proportional to 91,374.82, 137,025.88 and 35,183.81

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Solution

The fourth proportional to 91,374.82, 137,025.88 and 35,183.81 is: 52,761.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,374.82 : 137,025.88 = 35,183.81 : x
  2. Step 2: Convert to fraction form
    91,374.82/137,025.88 = 35,183.81/x
  3. Step 3: Cross multiply
    91,374.82x = 137,025.88 × 35,183.81
  4. Step 4: Simplify right side
    91,374.82x = 4,821,092,527.00
  5. Step 5: Solve for x
    x = 4,821,092,527.00/91,374.82
  6. Step 6: Final answer
    x = 52,761.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.